該demo來自慕課網(wǎng)，傳送門報錯信息如下：三月 29, 2016 1:22:38 上午 org.apache.catalina.core.AprLifecycleListener init信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: F:\WorkTools\MyEclipse\binary\com.sun.java.jdk7.win32.x86_64_1.7.0.u45\bin;F:\WorkTools\MyEclipse\plugins\com.genuitec.eclipse.server.embedded.tomcat.core_13.0.0.me201503191638\tomcat70\bin三月 29, 2016 1:22:39 上午 org.apache.coyote.AbstractProtocol init信息: Initializing ProtocolHandler ["http-bio-8080"]三月 29, 2016 1:22:39 上午 org.apache.coyote.AbstractProtocol init信息: Initializing ProtocolHandler ["ajp-bio-8009"]三月 29, 2016 1:22:39 上午 org.apache.catalina.startup.Catalina load信息: Initialization processed in 479 ms三月 29, 2016 1:22:39 上午 org.apache.catalina.core.StandardService startInternal信息: Starting service Catalina三月 29, 2016 1:22:39 上午 org.apache.catalina.core.StandardEngine startInternal信息: Starting Servlet Engine: Apache Tomcat/7.0.56我想錯誤應(yīng)該是指struts.xml的第19行吧？附上其的代碼：<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC     "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"     "http://struts.apache.org/dtds/struts-2.3.dtd"><struts>     <constant name="struts.enable.DynamicMethodInvocation" value="false" />     <constant name="struts.devMode" value="true" />          <package name="default" namespace="/" extends="struts-default">         <!-- 注冊攔截器 -->         <interceptors>             <interceptor name="mytimer" class="com.imooc.interceptor.TimerInterceptor"/>         </interceptors>              <action name="timer" class="com.imooc.action.TimerAction">             <result>/success.jsp</result>             <!-- 為Action顯示引用攔截器后，默認的攔截器defaultStack不再生效，需要手工引用 -->             <interceptor-ref name="defaultStackz"></interceptor-ref><!--這是第19行 -->             <!-- 引用攔截器 -->             <interceptor-ref name="mytimer"/>         </action>     </package></struts>求救啊各位大神T0T。會不會和環(huán)境有關(guān)？我用的是jdk1.8和tomcat8